Ji'nan Teng Jie Material Co.,Ltd established in 2010, located in the harbor city Qingdao. We specialize in supplying all types of steel, such as carbon structureal steel,low alloy structural steel, high-strength steel, vessel plate, ship-plate, oil platform steel plate,and pipeline steel plate, etc. We look forward to cooperate and built a long-term business relationship with buyers all over the world.